Feature: and high qualityThis module can connect 3 video sources and you can switch between different video sources with a 3 position switch to your ground station. If you have multiple cameras on your plane, this is what you need.3 channel Switchover module,adopts high speed video switch chip,effectively reduce the vibration of the Video .The control channel can be any proportional channel or 3-position switch channel. (2-position switch channel can only switch within two video input signalsColor: blueMaterial: PC+ metalModel: PV3IN1Size: . 4.0 x 1.8 x 0.5cmInput voltage: 4.8-6VInput channels:3Output channel: 1Video signal impedance: 75Port "in" is video signal input,IN1,IN2,IN3,OUT is video output "-" is negtive pole,"+" suspend,"S" is receiving Video signaPackage Contents:1 x Video Switcher ModuleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.